H12-411_V2.0 HCIA-Data Center Facility V2.0 Questions and Answers

Huawei Monitoring System NETECO Support hierarchical network management function.

The following statement is correct ____________ .

UPS The functions are ____________ .

The following ____________ Yes UPS 2N. The advantages of the system.

The abbreviation for valve-regulated lead-acid battery is VRLA.

Regarding the description of the data center cooling system, the following ____________ is wrong.

According to the degree of equipment concentration, the air conditioning system can be divided into ____________ .

____________ After starting, the alarm will send out a strong sound and light alarm signal, which has reached the purpose of reminding the on-site personnel to pay attention.

When the load is 60KW, Each ups The capacity is 100KVA, Power Factor 0.95, Then when the system must be redundantly configured, at least ____________ tower ups.

The refrigerant used by Huawei precision air conditioner is ____________ .

The fastest transmission rate of the following communication interfaces is ____________ .

The following ____________ Circuit breakers are usually used ITLow-voltage circuit breaker for the load.

The alarms of the dynamic environment monitoring system usually have different levels.

The components of Huawei's dynamic environment monitoring system are ____________ .

The core components of the refrigeration system mainly include ____________ .

The following air conditioners do not need to install cooling towers.

The throttling devices used by Huawei's air-cooled precision air conditioners are ____________ .

Huawei monitoring system ECC800 The collector can be inserted at most ____________ A power supply module.

Exist UPS in the system, the most comprehensive description of the role of the inverter circuit is ____________ .

MCB Circuit breakers can be divided into different tripping characteristics B, C, D, Z, K Level, for IT For load, you should use ____________ class Tripping characteristics.

According to different classifications of electrolytes, batteries can be divided into ____________ and ____________ .

The function of the air system is to rationally organize the flow of indoor air, so that the temperature, humidity and cleanliness of the air in the indoor working area can better meet the process requirements and the comfort requirements of the human body.

The following are air-cooled row-level air conditioners ____________ .

The fuse can protect personal safety when the equipment leaks.

The basic principle of the rotary dehumidifier is that the water vapor encounters the condensation water droplets of the cooling tube fins to dehumidify.

The following ____________ is correct 1A fixed valve-regulated sealed lead-acid battery 2VMonomer, the rated capacity is 800Ah.

In the access control system interface, the functions that can be realized are ____________ .